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| If you feel you have to invent your own notation, remember that the best ones are usually the most economical, i.e. they use only a few different kinds of symbols. Also, you must explain the precise meaning of your symbols in a key. A very common mistake is to use arrows to illustrate some kind of relationship between items without declaring what that relationship is. | If you feel you have to invent your own notation, remember that the best ones are usually the most economical, i.e. they use only a few different kinds of symbols. Also, you must explain the precise meaning of your symbols in a key. A very common mistake is to use arrows to illustrate some kind of relationship between items without declaring what that relationship is. | ||
| - | Graphics editors (i.e. image processors) can be extremely useful, particularly if you have a great deal of drawing to do or if there is a lot if commonality among the drawings (because cut and paste operations can then be used with great effect). However, some artefacts are difficult to produce using standard software applications, | + | Graphics editors (i.e. image processors) can be extremely useful, particularly if you have a great deal of drawing to do or if there is a lot if commonality among the drawings (because cut and paste operations can then be used with great effect). However, some artefacts are difficult to produce using standard software applications, |
| All figures should be labelled and captioned, for example, | All figures should be labelled and captioned, for example, | ||